How long will it take to completely get rid of IPv4 or will it happen at all?

Sun Jun 28 03:32:06 UTC 2015

On Saturday, June 27, 2015, Bob Evans <bob at fiberinternetcenter.com> wrote:

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> > When will the change happen then you might ask. Very simple. If the
> > largest destinations like fb/twitter and others start to drop v4.
>
> Agreed, IPv4 will be here a long time, because, not one company will risk
> financial loses and stock devaluation over address space. The day that a
> large company flips to IPv6 only in an IPv4 world will be the day to short
> as many shares of that stock as possible.
>
>
T-Mobile US large enough ?

http://www.internetsociety.org/deploy360/resources/case-study-t-mobile-us-goes-ipv6-only-using-464xlat/

I hear they have more ipv6-only subscribers than ipv4

CB

This creates the big market for IPv4. Costs price per IP address must get
> beyond the price of a good lunch once per month. Because, that's an amount
> that businesses understand and begin to pay attention. IPv4 address space
> is now a profit center and will cost more to the end user than transit and
> network costs... Or... how will IPv6 catch on in any other way ?
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